CLASH ROYALE DECK - TIP TO CHANGE 2 CARDS

I am level 12 with 4200 trophies and I have hard times get and grow over 4300+ with this deck. I like the deck, but need 1-2 cards change for better win ratio agains strong enemies with level 13. Give me tip what 1-2 cards to change and if it works for me you win this job, thanks! And for sure you need to be skilled player of Clash Royale game 👾